n | a(n) |
---|---|
0 | 1 |
1 | 25 |
2 | 600 |
3 | 14400 |
4 | 345300 |
5 | 8280000 |
6 | 198547500 |
7 | 4761000000 |
8 | 114164729700 |
9 | 2737573095600 |
10 | 65644673871900 |
11 | 1574103433035600 |
12 | 37745661174674100 |
13 | 905108843301991200 |
14 | 21703740051934476300 |
15 | 520437222249938431200 |
[1,25,600,14400,345300,8280000,198547500, 4761000000,114164729700,2737573095600, 65644673871900,1574103433035600,37745661174674100, 905108843301991200,21703740051934476300, 520437222249938431200] |